Home / 1,781,333.32-2,671,977.28-433,498.20

Finding the Fourth Proportional to 1,781,333.32, 2,671,977.28 and 433,498.20

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Solution

The fourth proportional to 1,781,333.32, 2,671,977.28 and 433,498.20 is: 650,241.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,333.32 : 2,671,977.28 = 433,498.20 : x
  2. Step 2: Convert to fraction form
    1,781,333.32/2,671,977.28 = 433,498.20/x
  3. Step 3: Cross multiply
    1,781,333.32x = 2,671,977.28 × 433,498.20
  4. Step 4: Simplify right side
    1,781,333.32x = 1,158,297,341,320.90
  5. Step 5: Solve for x
    x = 1,158,297,341,320.90/1,781,333.32
  6. Step 6: Final answer
    x = 650,241.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.